Question

how do variety of colours come from fire works​

Answer 1

Answer:

The colors in fireworks come from a simple source: pure chemistry. They're created by the use of metal salts. ... Some of these compounds produce intense colors when they are burned, which makes them ideal for fireworks. Others, like potassium nitrate, sulfur and charcoal are often used to help the fireworks burn.

"If You like my answer Please Following me and Please Mark as Me brainlist"

Answer 2

Answer:

The colors in fireworks come from a simple source: pure chemistry. They're created by the use of metal salts. ... Others, like potassium nitrate, sulfur and charcoal are often used to help the fireworks burn. Nitrates, chlorates and perchlorates provide oxygen for the combustion of the fuel.